<template>
  <view>
    <!-- 自定义搜索组件-->
    <view class="search-box">
      <my-search @click='gotoSearch'></my-search>
    </view>
    <!-- /自定义搜索组件-->
    <!-- 轮播图区域-->
    <swiper :indicator-dots="true" :autoplay="true" :interval="3000" :duration="1000" :circular="true">
      <swiper-item v-for="item in swiperList" :key="item.goods_id">
        <navigator class="swiper-item" :url="'/subpkg/goods_detail/goods_detail?goods_id=' + item.goods_id">
          <image :src="item.image_src" mode=""></image>
        </navigator>
      </swiper-item>
    </swiper>
    <!-- /轮播图区域-->

    <!-- 分类导航-->
    <view class="nav-list">
      <view class="nav-item" v-for="(item,i) in navList" :key="i" @click="navClickHandler(item)">
        <image :src="item.image_src" class="nav-img"></image>
      </view>
    </view>
    <!-- /分类导航-->

    <!-- 楼层区域-->
    <view class="floor-list">
      <view class="floor-item" v-for="(item,i) in floorList" :key="i">
        <image :src="item.floor_title.image_src" class="floor-title"></image>
        <!-- 楼层图片区域-->
        <view class="floor-img-box">
          <!-- 左侧大图片-->
          <navigator class="left-img-box" :url="item.product_list[0].url">
            <image :src="item.product_list[0].image_src" :style="{width:item.product_list[0].image_width+'rpx'}"
              mode="widthFix"></image>
          </navigator>
          <!-- 右侧小图片-->
          <view class="right-img-box">
            <navigator class="right-img-item" v-for="(item2,i2) in item.product_list" :key="i2" v-if="i2!==0"
              :url="item2.url">
              <image :src="item2.image_src" :style="{width:item2.image_width+'rpx'}" mode="widthFix"></image>
            </navigator>
          </view>
        </view>
      </view>
    </view>
    <!-- /楼层区域-->
  </view>
</template>

<script>
  export default {
    data() {
      return {
        swiperList: [], //轮播图数据
        navList: [], //分类导航数据
        floorList: [] //楼层区域数据

      }
    },
    onLoad() {
      //调用获取轮播图的方法
      this.getSwiperList()
      //调用获取分类导航数据方法
      this.getnavList()
      //调用获取楼层区域数据的方法
      this.getfloorList()
    },
    methods: {
      //轮播图
      async getSwiperList() {
        const {
          data
        } = await uni.$http.get('/home/swiperdata')
        // console.log(data);
        //判断是否请求成功！status是否等于200
        if (data.meta.status !== 200) {
          return uni.$showMsg()
        }
        //请求成功
        this.swiperList = data.message
      },
      //分类导航
      async getnavList() {
        const {
          data
        } = await uni.$http.get('/home/catitems')
        // console.log(data);
        if (data.meta.status !== 200) return uni.$showMsg()
        this.navList = data.message
      },
      //分类导航分类项点击事件
      navClickHandler(item) {
        if (item.name == '分类') {
          uni.switchTab({
            url: '/pages/cate/cate'
          })
        }
      },
      //楼层数据
      async getfloorList() {
        const {
          data
        } = await uni.$http.get('/home/floordata')
        console.log(data)
        if (data.meta.status !== 200) return uni.$showMsg()
        //对楼层数据进行处理，挂载一个url作为分包地址
        data.message.forEach(floor => {
          floor.product_list.forEach(prod => {
            prod.url = '/subpkg/goods_list/goods_list?' + prod.navigator_url.split('?')[1]
          })
        })
        this.floorList = data.message
      },
      //跳转到搜索页面
      gotoSearch() {
        uni.navigateTo({
          url:'/subpkg/search/search'
        })
      }
    }
  }
</script>

<style lang="scss">
  swiper {
    height: 330rpx;

    .swiper-item,
    image {
      height: 100%;
      width: 100%;
    }
  }

  .nav-list {
    display: flex;
    justify-content: space-around;
    margin: 15px 0;

    .nav-img {
      width: 128rpx;
      height: 140rpx;
    }
  }

  .floor-title {
    height: 60rpx;
    width: 100%;
    display: flex;
  }

  .floor-img-box {
    display: flex;
    padding-left: 10rpx;

    .right-img-box {
      display: flex;
      flex-wrap: wrap;
      justify-content: space-around;
    }
  }

  .search-box {
    //吸顶效果
    position: sticky;
    top: 0;
    z-index: 999;
  }
</style>
